/SO { [] 0 setdash } bdef
/DO { [3 dpi2point mul 3 dpi2point mul] 0 setdash } bdef
/DA { [6 dpi2point mul] 0 setdash } bdef
/DD { [2 dpi2point mul 2 dpi2point mul 6 dpi2point mul 2 dpi2point mul] 0 setdash } bdef
